... Forged Shaft,Forged Roller 2)4130,4140,4317,4142,4340,UNS440,25Cr2Ni4MoV 3)Max weight: 60T 4)FOB Shanghai 5)Cert 3.1B Forged ... A.D.; or 100% L/C.***Mill Frequently Used Steel Materials:1) Wind Power Shaft: 42CrMo4V, 34CrNiMo6; ... Equipment Quantity24 Forging Production FlowEnquiry With Drawing In DetailsConfirm Steel Material, Chemical Compositions, Mechanical Properties, TolerancesConfirm Payment Terms ...